Effects of intergranular hydride precipitation on the mechanical behavior of bicrystalline zirconium: a molecular dynamics-based study

S Patil, A Parashar - Mechanics of Materials, 2024 - Elsevier
This article investigated the impact of intergranular hydride precipitation on the mechanical
behavior of zirconium (Zr) bi-crystals using molecular dynamics (MD)-based simulations …

Atomistic simulations to study crack tip behaviour in single crystal of bcc niobium and hcp zirconium

D Singh, P Sharma, S **dal, P Kumar, P Kumar… - Current applied …, 2019 - Elsevier
In this article, molecular dynamics based simulations were carried out to study the fracture
toughness of single crystals of niobium (Nb) and zirconium (Zr). Separate set of simulations …

[HTML][HTML] Interaction of displacement cascades with {10 1‾ 2} and {10 1‾ 1} twin boundaries in zirconium: A molecular dynamic study

H Wang, Y Zhou, L Dai, X Mi, C Sun, Q Dong… - Journal of Materials …, 2023 - Elsevier
Twinning is a significant deformation mode in zirconium (Zr). Here we investigated the
primary displacement cascades near the twin boundary (TB) and mechanical properties in …

Effect of symmetrical and asymmetrical tilt grain boundaries on the tensile deformation of zirconium bicrystals: a MD-based study

D Singh, A Parashar, A Kedharnath, R Kapoor… - Journal of Materials …, 2019 - Springer
The aim of this article was to study the effect of symmetrical as well as asymmetrical tilt grain
boundaries on the tensile deformation of irradiated bicrystalline zirconium. Molecular statics …

Interaction between collision cascades and nanocrack in hcp zirconium by molecular dynamics simulations

H Wang, C Qin, Y Zhou, X Mi, Y Wang, J Kang… - Computational Materials …, 2022 - Elsevier
In this work, molecular dynamics simulations are performed to investigate the interaction
between the collision cascades and nanocrack in hcp zirconium. When the thermal spike …

Effect of Grain Boundary Character on Intergranular Hydrides Precipitation in Zirconium

SM Liu, WZ Han - Acta Materialia, 2024 - Elsevier
Grain boundary characteristics play a crucial role in the formation of intergranular hydrides,
which may cause brittle fracture in zirconium alloys. However, the impact of grain boundary …

Molecular dynamics simulation for radiation response of Nb bicrystal having Σ 13, Σ 29, and Σ 85 grain boundary

M Manna, S Pal - Journal of Applied Physics, 2023 - pubs.aip.org
Nb is considered a promising candidate as a refractory element due to its high-temperature
endurance, excellent thermal conductivity, and compatibility with liquid-metallic coolants in …

Molecular dynamics-based simulations to study crack tip interaction with symmetrical and asymmetrical tilt grain boundaries in Zr

D Singh, A Parashar, A Kedharnath, R Kapoor… - Journal of Nuclear …, 2019 - Elsevier
In this article, molecular dynamics based simulations were carried out to study the fracture
behaviour of bi-crystalline zirconium (Zr). Atomistic simulations were performed to study the …

Effect of irradiation damage on the tensile deformation of α-zirconium systems: A molecular dynamics study

E Torres, C Maxwell - Computational Materials Science, 2023 - Elsevier
Zirconium alloys are widely used as structural materials in the core of nuclear reactors. In
such conditions, the continuous exposure to neutron irradiation of these alloys can have …

Atomistic study of the structure and deformation behavior of symmetric tilt grain boundaries in α-zirconium

E Torres - Computational Materials Science, 2021 - Elsevier
We have investigated the structure, energetics and mechanical deformation of symmetric tilt
grain boundaries (STGB) in hexagonal close-packed Zr (α-Zr). Molecular dynamics (MD) …